0,2
Cf. A042912.
Sequence in context: A093034 A125174 A037417 * A041805 A173233 A074416
Adjacent sequences: A042910 A042911 A042912 * A042914 A042915 A042916
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).